24
1
5
9
3
7
11
2
6
10
4
8
12
13
14
8 – Operating Modes
(continued)
8-8 Manual Bypass Mode (Parallel UPS)
Similar to manual bypass mode for a single UPS system (
Section 8-4
),
except with parallel (1+1) UPS systems.
Note: Both UPS systems must
be switched into manual bypass mode.
CB1
CB3
CB4
CB5
LOAD
MAIN
STS
CB2
XFMR
XFMR
CB1
CB3
CB4
CB5
MAIN
STS
CB2
XFMR
XFMR
UPS1
UPS2